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OpenTrain AIFor AI Companies

Data Scientist

Evaluate AI model outputs in data science, statistics, machine learning, and quantitative reasoning for $245 to $280 per hour. This remote contractor role is open to professionals in English-speaking countries.

Apply now

How the AI interview works

  1. Apply here on OpenTrain. You create a free account, and we send you to the hiring platform.
  2. Complete your application on the hiring platform.
  3. If you are shortlisted, you are invited to an AI interview.

What to expect

  • It is a conversational interview with an AI recruiter.
  • You can take it any time, from anywhere.
  • It asks open-ended technical questions based on the role, and scenario questions on how you think, solve problems and communicate.
  • You see right away whether you meet the certification criteria. If you do not, you can ask for feedback.
OpenTrain AI

Generative AI & RLHF

Remote Hourly · $245–$280/hr

$245–$280/hr

Compensation

Contract, part-time

Engagement

Remote

Location

Aug 27, 2026

Posted

Open to applicants in

India United States

The Work

You will help improve AI models by judging their answers to technical problems and creating high-quality examples for training. The work requires careful review of methods, statistics, experiments, and quantitative reasoning.

  • Evaluate AI model outputs on data science, statistics, machine learning, experimentation, and quantitative reasoning problems.
  • Create expert-level prompts, datasets, and reference solutions based on sound technical practice.
  • Identify flawed methods, statistical errors, and weaknesses in quantitative reasoning.
  • Provide structured feedback that helps improve model capability.
  • Separate correct, incomplete, and methodologically unsound approaches using clear technical judgment.

What It Pays and Takes

This is remote contractor work for professionals who can work independently and communicate technical conclusions clearly in English.

  • Pay: $245 to $280 per hour.
  • Work type: Part-time contractor.
  • Location: remote, open to applicants in India and the United States.
  • Experience: At least one year of professional experience at a leading company in technology, finance, or research, including recent experience within the past seven years.
  • Education: An undergraduate degree from a top-ranked university is preferred.
  • Skills: Strong knowledge of data science, statistics, machine learning, experimentation, and quantitative reasoning.
  • Communication: Clear written communication of technical concepts and effective professional communication in English.
  • Work style: Ability to work independently in a remote setting.

How it works

You apply here in about two minutes; the application finishes on the hiring platform, with a short AI interview if you are shortlisted.

About AI Training Work

AI training is the human work behind modern AI systems, including reviewing model answers, writing prompts, and preparing examples for learning. People with strong technical judgment help models produce more accurate and reliable results.

Requirements

  • Experience: Mid-Senior level
  • Languages: English

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